作者:标准资料网 时间:2024-05-15 09:50:06   浏览:9052   来源:标准资料网

【英文标准名称】:StandardSpecificationforNonloadbearingConcreteMasonryUnits
【原文标准名称】:非承重混凝土砌块的标准规格
【标准号】:ASTMC129-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C15.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:混凝土圬工单位;表面剥落;法兰;线性干收缩;非承重
【英文主题词】:concretemasonryunits;faceshell;flange;lineardryingshrinkage;nonloadbearing
【摘要】:1.1Thisspecificationcovershollowandsolidnonloadbearingconcretemasonryunitsmadefromportlandcement,water,andmineralaggregateswithorwithouttheinclusionofothermaterials.Theseunitsareintendedforuseinnonloadbearingpartitions,butundercertainconditionstheymaybesuitableforuseinnonloadbearingexteriorwallsabovegradewhereeffectivelyprotectedfromtheweather.1.2Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.Note18212;Concretemasonryunitscoveredbythisspecificationaremadefromlightweightornormalweightaggregates,orboth.Note28212;Whenparticularfeaturesaredesired,suchasdensityclassification,surfacetextureforappearanceorbond,finish,color,fireresistance,insulation,acousticalproperties,orotherspecialfeatures,suchpropertiesshouldbespecifiedseparatelybythepurchaser.However,suppliersshouldbeconsultedastotheavailabilityofunitshavingthedesiredfeatures.
【中国标准分类号】:
【国际标准分类号】:91_100_30
【页数】:3P.;A4
【正文语种】: